139423033361 has 2 divisors, whose sum is σ = 139423033362. Its totient is φ = 139423033360.

The previous prime is 139423033357. The next prime is 139423033381. The reversal of 139423033361 is 163330324931.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73525576336 + 65897457025 = 271156^2 + 256705^2 .

It is a cyclic number.

It is not a de Polignac number, because 139423033361 - 2² = 139423033357 is a prime.

It is not a weakly prime, because it can be changed into another prime (139423033301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 69711516680 + 69711516681.

It is an arithmetic number, because the mean of its divisors is an integer number (69711516681).

Almost surely, 2^139423033361 is an apocalyptic number.

It is an amenable number.

139423033361 is a deficient number, since it is larger than the sum of its proper divisors (1).

139423033361 is an equidigital number, since it uses as much as digits as its factorization.

139423033361 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 104976, while the sum is 38.

The spelling of 139423033361 in words is "one hundred thirty-nine billion, four hundred twenty-three million, thirty-three thousand, three hundred sixty-one".